The BioWorld Biopharmaceutical Index (BBI) has fallen from its highest point this year to close September up 5.91% since the start of the year. BBI was down 3.65% at the end of February, peaked at 7.87% at the end of August, then closed up 5.91% on Sept. 29, tracking higher than both the Nasdaq Biotechnology Index (NBI) and Dow Jones Industrial Average.